public class demo32 {
    public static void main(String[] args) {
        Object locker1=new Object();
        Object locker2=new Object();
        Thread t1=new Thread(()->{
            synchronized (locker1){
                try {
                    //要加这个条件
                    //如果不加可能会t1一口气拿到两把锁
                    Thread.sleep(1000);
                } catch (InterruptedException e) {
                    throw new RuntimeException(e);
                }
                synchronized (locker2){
                    System.out.println("t1要t2的锁");
                }
            }

        });
        Thread t2=new Thread(()->{
            synchronized(locker2){
                try {
                    Thread.sleep(1000);
                } catch (InterruptedException e) {
                    throw new RuntimeException(e);
                }
                synchronized(locker1){
                    System.out.println("t2要t1的锁");
                }
            }
        });
        t1.start();
        t2.start();

    }
}
